Shaft for a writing instrument, painting implement or cosmetic utensil



FIG. 1 is a perspective front view of a shaft for a writing instrument, painting implement or cosmetic utensil showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a perspective front view of a shaft for a writing instrument, painting implement or cosmetic utensil showing my new design;

FIG. 7 is a top view thereof;

FIG. 8 is a side view thereof;

FIG. 9 is a rear view thereof;

FIG. 10 is a bottom view thereof;

FIG. 11 is a perspective front view of a shaft for a writing instrument, painting implement or cosmetic utensil showing my new design;

FIG. 12 is a top view thereof;

FIG. 13 is a side view thereof;

FIG. 14 is a rear view thereof; and,

FIG. 15 is a bottom view thereof. 

The ornamental design for a shaft for a writing instrument, painting implement or cosmetic utensil, as shown and described. 